Phase scrampling diffusers for Diffraction Imaging

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Clear holes (No substrate), in 490 nm SiN, PI phase shift at ~ 600 eV

Close-up on clear holes in 490 nm SiN film

Combination sample used for Ptychography experiments. Random hole diffusers, and phase scrambling Grating Condensers, used for probe formation. Sample in 236 nm tungsten, PI phase shift at ~650 eV

Close-up on one of the GCZPs

Close up on 3 x 3 µm gratings with clearly visible randomized placing

Close up on one of the random hole fields

Close-up on 318 nm diameter holes in 236 nm tungsten

Clear holes (No substrate), in 490 nm SiN, PI phase shift at ~ 600 eV